Mariano Zabaleta defeated Filippo Volandri 6-1 6-2 in the Acapulco round of 32 on hard. The upset overturned the form book — Filippo Volandri came in leading the head-to-head 1–0. Mariano Zabaleta claimed a first win over Filippo Volandri in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-02-21 | Acapulco | R32 | hard | Filippo Volandri | 6-2 7-6(6) |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (166 vs 200). ATP, WTA & Challenger.